package com.robcity.platform.application;

import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
import io.netty.handler.codec.LengthFieldPrepender;
import io.netty.handler.codec.string.StringDecoder;
import io.netty.handler.codec.string.StringEncoder;
import io.netty.util.CharsetUtil;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;

@Component
public class ServerInitializer extends ChannelInitializer<SocketChannel> {
    @Resource
    ServerHandler serverHandler;
    @Override
    protected void initChannel(SocketChannel ch) throws Exception {
        ChannelPipeline pipeline = ch.pipeline();
//        pipeline.addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE,0,4,0,4));
//        pipeline.addLast(new LengthFieldPrepender(4));
        pipeline.addLast(new StringDecoder(CharsetUtil.UTF_8));//用于解码
        pipeline.addLast(new StringEncoder(CharsetUtil.UTF_8));//用于编码
        pipeline.addLast(serverHandler);//自定义处理器
    }
}
